From owner-freebsd-multimedia Tue May 18 18:29: 1 1999 Delivered-To: freebsd-multimedia@freebsd.org Received: from wrath.cs.utah.edu (wrath.cs.utah.edu [155.99.198.100]) by hub.freebsd.org (Postfix) with ESMTP id 9B2DB14D5B for ; Tue, 18 May 1999 18:28:58 -0700 (PDT) (envelope-from danderse@cs.utah.edu) Received: from torrey.cs.utah.edu (torrey.cs.utah.edu [155.99.212.91]) by wrath.cs.utah.edu (8.8.8/8.8.8) with ESMTP id TAA19589; Tue, 18 May 1999 19:28:58 -0600 (MDT) Received: (from danderse@localhost) by torrey.cs.utah.edu (8.9.3/8.9.1) id TAA00481; Tue, 18 May 1999 19:28:57 -0600 (MDT) (envelope-from danderse@cs.utah.edu) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Date: Tue, 18 May 1999 19:28:57 -0600 (MDT) From: "David G. Andersen" To: Roger Hardiman Cc: "David G. Andersen" , multimedia@FreeBSD.ORG Subject: Re: Intel Create & Share followup In-Reply-To: Roger Hardiman's message of Tue, May 18 1999 <3740FBF6.44A254A9@cs.strath.ac.uk> References: <14144.50650.856134.880437@torrey.cs.utah.edu> <3740FBF6.44A254A9@cs.strath.ac.uk> X-Mailer: VM 6.43 under 20.4 "Emerald" XEmacs Lucid Message-ID: <14146.3118.695856.22769@torrey.cs.utah.edu> Sender: owner-freebsd-multimedia@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Lo and Behold, Roger Hardiman said: > David G. Andersen wrote: > > > > [ Problems about bt848 / Intel Create & Share power-off on tuner open] > [ Suggested solution of changing GPIO mask from 0x0f -> 0x00 ] > > I bet the Camera's power on/off is controlled from the GPIO lines and > the driver is currently setting the bottom 4 GPIO lines to OUTPUTS > every time you open /dev/tuner. > Changing 0x0f to 0x00 makes the driver set all 24 GPIO lines to INPUT > mode. > > (GPIO - general purpose IO. The bt848 has 24 digital i/o lines for > interfacing > to other devices on the bt848 card) The fix works like a charm. Thank you! -Dave To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-multimedia" in the body of the message